Warning: Permanently added '[localhost]:51622' (ECDSA) to the list of known hosts.
2022/10/05 11:09:49 fuzzer started
2022/10/05 11:09:49 dialing manager at localhost:37193
syzkaller login: [ 44.074332] cgroup: Unknown subsys name 'net'
[ 44.208887] cgroup: Unknown subsys name 'rlimit'
2022/10/05 11:10:02 syscalls: 2215
2022/10/05 11:10:02 code coverage: enabled
2022/10/05 11:10:02 comparison tracing: enabled
2022/10/05 11:10:02 extra coverage: enabled
2022/10/05 11:10:02 setuid sandbox: enabled
2022/10/05 11:10:02 namespace sandbox: enabled
2022/10/05 11:10:02 Android sandbox: enabled
2022/10/05 11:10:02 fault injection: enabled
2022/10/05 11:10:02 leak checking: enabled
2022/10/05 11:10:02 net packet injection: enabled
2022/10/05 11:10:02 net device setup: enabled
2022/10/05 11:10:02 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist
2022/10/05 11:10:02 devlink PCI setup: PCI device 0000:00:10.0 is not available
2022/10/05 11:10:02 USB emulation: enabled
2022/10/05 11:10:02 hci packet injection: enabled
2022/10/05 11:10:02 wifi device emulation: failed to parse kernel version (6.0.0-next-20221005 )
2022/10/05 11:10:02 802.15.4 emulation: enabled
2022/10/05 11:10:02 fetching corpus: 0, signal 0/2000 (executing program)
2022/10/05 11:10:02 fetching corpus: 50, signal 24695/27862 (executing program)
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2022/10/05 11:10:06 fetching corpus: 1489, signal 110778/113322 (executing program)
2022/10/05 11:10:09 starting 8 fuzzer processes
11:10:09 executing program 0:
keyctl$setperm(0x5, 0x0, 0x5e7c674259b9744f)
11:10:09 executing program 3:
r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000040)='net/udplite\x00')
close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2)
accept4$bt_l2cap(r0, 0x0, 0x0, 0x0)
11:10:09 executing program 1:
mlock2(&(0x7f0000ff7000/0x4000)=nil, 0x4000, 0x0)
shmat(0x0, &(0x7f0000ffd000/0x2000)=nil, 0x6000)
r0 = perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x2080000001}, 0x0, 0x7ff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3)
mmap$perf(&(0x7f0000ffa000/0x4000)=nil, 0x4000, 0x0, 0x10, 0xffffffffffffffff, 0x4)
ioctl$EXT4_IOC_CHECKPOINT(0xffffffffffffffff, 0x4004662b, &(0x7f0000000040))
r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/route\x00')
shmat(0x0, &(0x7f0000ffa000/0x1000)=nil, 0x0)
perf_event_open(&(0x7f0000000280)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x2000000000000000}, 0x0, 0x0, 0x8}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
finit_module(r0, &(0x7f0000000140)='/dev/loop-control\x00', 0x3)
r2 = accept$packet(r1, &(0x7f0000000400)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f0000000440)=0x14)
io_uring_register$IORING_REGISTER_FILES_UPDATE(0xffffffffffffffff, 0x6, &(0x7f00000004c0)={0x2, 0x0, &(0x7f0000000480)=[r2]}, 0x1)
r3 = perf_event_open(&(0x7f0000000340)={0x2, 0x80, 0xe0, 0x80, 0x8, 0x1f, 0x0, 0x81, 0x10800, 0x3, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x2, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0xffffffff, 0x4, @perf_bp={&(0x7f0000000200)}, 0x1000, 0x81, 0x901, 0x8, 0xffffffffffff0001, 0x20, 0x84d4, 0x0, 0x1000, 0x0, 0x5}, 0x0, 0xc, 0xffffffffffffffff, 0x3)
ioctl$SG_SET_RESERVED_SIZE(r1, 0x2275, &(0x7f00000001c0)=0x3690dc48)
r4 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x41, 0x0)
r5 = openat2(0xffffffffffffffff, &(0x7f0000000300)='./file1\x00', &(0x7f0000000100)={0x4200, 0x40, 0x19}, 0x3a)
ioctl$LOOP_CTL_ADD(r5, 0x4c80, 0xb)
ioctl$BTRFS_IOC_DEFAULT_SUBVOL(r3, 0x40089413, &(0x7f0000000240)=0x20)
r6 = ioctl$LOOP_CTL_GET_FREE(r4, 0x4c82)
ioctl$LOOP_CTL_REMOVE(r4, 0x4c81, r6)
copy_file_range(0xffffffffffffffff, 0x0, r4, &(0x7f0000000180)=0x3e, 0xffffffffffffffff, 0x0)
11:10:09 executing program 4:
prctl$PR_SET_KEEPCAPS(0x8, 0x1)
11:10:09 executing program 2:
syz_io_uring_setup(0x6889, &(0x7f0000000340), &(0x7f0000ffe000/0x1000)=nil, &(0x7f0000ffc000/0x2000)=nil, 0x0, 0x0)
syz_io_uring_setup(0x6c2c, &(0x7f0000000640), &(0x7f0000ff9000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f00000006c0), 0x0)
[ 63.993174] audit: type=1400 audit(1664968209.600:6): avc: denied { execmem } for pid=293 comm="syz-executor.3" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1
11:10:09 executing program 7:
syz_mount_image$tmpfs(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000000c0)={[{@mpol={'mpol', 0x3d, {'bind', '', @val={0x3a, [0x30]}}}, 0x22}]})
11:10:09 executing program 5:
perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x7}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
perf_event_open(&(0x7f0000000280)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
eventfd2(0x0, 0x80000)
pidfd_send_signal(0xffffffffffffffff, 0x57aa, 0x0, 0x0)
r0 = syz_mount_image$vfat(&(0x7f0000000240), &(0x7f00000000c0)='./file0\x00', 0x0, 0x2, &(0x7f0000001300)=[{&(0x7f0000010000)="601c6d6b646f736689254300080120000400004000f8000020004000030000000000000001", 0x25}, {0x0, 0x0, 0x10000}], 0x800010, &(0x7f0000000040)=ANY=[])
r1 = openat(r0, &(0x7f0000000180)='./file0\x00', 0x101042, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0, 0x0)
syz_open_dev$ptys(0xc, 0x3, 0x1)
lremovexattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=ANY=[@ANYBLOB])
write(r1, &(0x7f0000000080)="01", 0xffff8000)
11:10:09 executing program 6:
syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000200)=[{&(0x7f0000000340)="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", 0x10a, 0x400}], 0x0, &(0x7f0000014a00))
[ 65.266850] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[ 65.269126] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[ 65.270754] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[ 65.281869] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[ 65.285303] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3
[ 65.287031] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[ 65.294327] Bluetooth: hci0: HCI_REQ-0x0c1a
[ 65.330444] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1
[ 65.344568] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1
[ 65.357551] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1
[ 65.359086] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9
[ 65.360374] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1
[ 65.363174] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1
[ 65.364664] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9
[ 65.365746] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9
[ 65.367153] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9
[ 65.368655] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1
[ 65.371046] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9
[ 65.371226] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9
[ 65.372443] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4
[ 65.375960] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4
[ 65.375965] Bluetooth: hci1: unexpected cc 0x0c25 length: 249 > 3
[ 65.376363] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2
[ 65.377384] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4
[ 65.381752] Bluetooth: hci5: unexpected cc 0x0c25 length: 249 > 3
[ 65.381887] Bluetooth: hci7: unexpected cc 0x0c25 length: 249 > 3
[ 65.383031] Bluetooth: hci1: HCI_REQ-0x0c1a
[ 65.384520] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2
[ 65.390884] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2
[ 65.391498] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9
[ 65.396417] Bluetooth: hci5: HCI_REQ-0x0c1a
[ 65.397202] Bluetooth: hci7: HCI_REQ-0x0c1a
[ 65.403315] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9
[ 65.412199] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4
[ 65.414408] Bluetooth: hci6: unexpected cc 0x0c25 length: 249 > 3
[ 65.416275] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2
[ 65.418584] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1
[ 65.424013] Bluetooth: hci6: HCI_REQ-0x0c1a
[ 65.425474] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9
[ 65.427140] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9
[ 65.435089] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9
[ 65.436413] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9
[ 65.444505] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4
[ 65.446019] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4
[ 65.448010] Bluetooth: hci4: unexpected cc 0x0c25 length: 249 > 3
[ 65.450023] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2
[ 65.451289] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3
[ 65.452385] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9
[ 65.454149] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9
[ 65.454236] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2
[ 65.458841] Bluetooth: hci4: HCI_REQ-0x0c1a
[ 65.473840] Bluetooth: hci2: HCI_REQ-0x0c1a
[ 65.474943] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4
[ 65.514823] Bluetooth: hci3: unexpected cc 0x0c25 length: 249 > 3
[ 65.521408] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2
[ 65.535687] Bluetooth: hci3: HCI_REQ-0x0c1a
[ 67.352905] Bluetooth: hci0: command 0x0409 tx timeout
[ 67.416689] Bluetooth: hci7: command 0x0409 tx timeout
[ 67.417404] Bluetooth: hci5: command 0x0409 tx timeout
[ 67.417894] Bluetooth: hci1: command 0x0409 tx timeout
[ 67.481115] Bluetooth: hci2: command 0x0409 tx timeout
[ 67.481657] Bluetooth: hci4: command 0x0409 tx timeout
[ 67.482109] Bluetooth: hci6: command 0x0409 tx timeout
[ 67.609832] Bluetooth: hci3: command 0x0409 tx timeout
[ 69.402193] Bluetooth: hci0: command 0x041b tx timeout
[ 69.465713] Bluetooth: hci1: command 0x041b tx timeout
[ 69.466133] Bluetooth: hci5: command 0x041b tx timeout
[ 69.466497] Bluetooth: hci7: command 0x041b tx timeout
[ 69.529714] Bluetooth: hci6: command 0x041b tx timeout
[ 69.530145] Bluetooth: hci4: command 0x041b tx timeout
[ 69.530518] Bluetooth: hci2: command 0x041b tx timeout
[ 69.657716] Bluetooth: hci3: command 0x041b tx timeout
[ 71.449708] Bluetooth: hci0: command 0x040f tx timeout
[ 71.513707] Bluetooth: hci7: command 0x040f tx timeout
[ 71.514159] Bluetooth: hci5: command 0x040f tx timeout
[ 71.514533] Bluetooth: hci1: command 0x040f tx timeout
[ 71.577698] Bluetooth: hci2: command 0x040f tx timeout
[ 71.578151] Bluetooth: hci4: command 0x040f tx timeout
[ 71.578532] Bluetooth: hci6: command 0x040f tx timeout
[ 71.705765] Bluetooth: hci3: command 0x040f tx timeout
[ 73.496679] Bluetooth: hci0: command 0x0419 tx timeout
[ 73.561722] Bluetooth: hci1: command 0x0419 tx timeout
[ 73.562484] Bluetooth: hci5: command 0x0419 tx timeout
[ 73.563529] Bluetooth: hci7: command 0x0419 tx timeout
[ 73.625795] Bluetooth: hci6: command 0x0419 tx timeout
[ 73.626521] Bluetooth: hci4: command 0x0419 tx timeout
[ 73.627246] Bluetooth: hci2: command 0x0419 tx timeout
[ 73.752693] Bluetooth: hci3: command 0x0419 tx timeout
[ 122.896178] tmpfs: Bad value for 'mpol'
[ 122.906125] tmpfs: Bad value for 'mpol'
11:11:08 executing program 7:
syz_mount_image$tmpfs(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000000c0)={[{@mpol={'mpol', 0x3d, {'bind', '', @val={0x3a, [0x30]}}}, 0x22}]})
[ 123.018686] tmpfs: Bad value for 'mpol'
11:11:08 executing program 7:
syz_mount_image$tmpfs(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000000c0)={[{@mpol={'mpol', 0x3d, {'bind', '', @val={0x3a, [0x30]}}}, 0x22}]})
[ 123.176884] tmpfs: Bad value for 'mpol'
11:11:08 executing program 7:
syz_mount_image$tmpfs(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000000c0)={[{@mpol={'mpol', 0x3d, {'bind', '', @val={0x3a, [0x30]}}}, 0x22}]})
[ 123.318189] audit: type=1400 audit(1664968268.922:7): avc: denied { open } for pid=3804 comm="syz-executor.5" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1
[ 123.327907] audit: type=1400 audit(1664968268.923:8): avc: denied { kernel } for pid=3804 comm="syz-executor.5" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1
[ 123.330166] tmpfs: Bad value for 'mpol'
[ 123.342338] ------------[ cut here ]------------
[ 123.342361]
[ 123.342364] ======================================================
[ 123.342368] WARNING: possible circular locking dependency detected
[ 123.342372] 6.0.0-next-20221005 #1 Not tainted
[ 123.342378] ------------------------------------------------------
[ 123.342382] syz-executor.5/3805 is trying to acquire lock:
[ 123.342388] ffffffff853faaf8 ((console_sem).lock){....}-{2:2}, at: down_trylock+0xe/0x70
[ 123.342429]
[ 123.342429] but task is already holding lock:
[ 123.342432] ffff88800ea36020 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0
[ 123.342459]
[ 123.342459] which lock already depends on the new lock.
[ 123.342459]
[ 123.342462]
[ 123.342462] the existing dependency chain (in reverse order) is:
[ 123.342465]
[ 123.342465] -> #3 (&ctx->lock){....}-{2:2}:
[ 123.342479] _raw_spin_lock+0x2a/0x40
[ 123.342491] __perf_event_task_sched_out+0x53b/0x18d0
[ 123.342502] __schedule+0xedd/0x2470
[ 123.342517] schedule+0xda/0x1b0
[ 123.342531] exit_to_user_mode_prepare+0x114/0x1a0
[ 123.342544] syscall_exit_to_user_mode+0x19/0x40
[ 123.342558] do_syscall_64+0x48/0x90
[ 123.342567] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 123.342584]
[ 123.342584] -> #2 (&rq->__lock){-.-.}-{2:2}:
[ 123.342597] _raw_spin_lock_nested+0x30/0x40
[ 123.342609] raw_spin_rq_lock_nested+0x1e/0x30
[ 123.342621] task_fork_fair+0x63/0x4d0
[ 123.342639] sched_cgroup_fork+0x3d0/0x540
[ 123.342653] copy_process+0x4183/0x6e20
[ 123.342664] kernel_clone+0xe7/0x890
[ 123.342674] user_mode_thread+0xad/0xf0
[ 123.342684] rest_init+0x24/0x250
[ 123.342697] arch_call_rest_init+0xf/0x14
[ 123.342727] start_kernel+0x4c6/0x4eb
[ 123.342748] secondary_startup_64_no_verify+0xe0/0xeb
[ 123.342765]
[ 123.342765] -> #1 (&p->pi_lock){-.-.}-{2:2}:
[ 123.342778] _raw_spin_lock_irqsave+0x39/0x60
[ 123.342790] try_to_wake_up+0xab/0x1930
[ 123.342803] up+0x75/0xb0
[ 123.342818] __up_console_sem+0x6e/0x80
[ 123.342835] console_unlock+0x46a/0x590
[ 123.342851] vprintk_emit+0x1bd/0x560
[ 123.342867] vprintk+0x84/0xa0
[ 123.342883] _printk+0xba/0xf1
[ 123.342895] kauditd_hold_skb.cold+0x3f/0x4e
[ 123.342913] kauditd_send_queue+0x233/0x290
[ 123.342928] kauditd_thread+0x5f9/0x9c0
[ 123.342942] kthread+0x2ed/0x3a0
[ 123.342957] ret_from_fork+0x22/0x30
[ 123.342970]
[ 123.342970] -> #0 ((console_sem).lock){....}-{2:2}:
[ 123.342983] __lock_acquire+0x2a02/0x5e70
[ 123.343000] lock_acquire+0x1a2/0x530
[ 123.343016] _raw_spin_lock_irqsave+0x39/0x60
[ 123.343028] down_trylock+0xe/0x70
[ 123.343044] __down_trylock_console_sem+0x3b/0xd0
[ 123.343060] vprintk_emit+0x16b/0x560
[ 123.343076] vprintk+0x84/0xa0
[ 123.343092] _printk+0xba/0xf1
[ 123.343103] report_bug.cold+0x72/0xab
[ 123.343120] handle_bug+0x3c/0x70
[ 123.343129] exc_invalid_op+0x14/0x50
[ 123.343139] asm_exc_invalid_op+0x16/0x20
[ 123.343151] group_sched_out.part.0+0x2c7/0x460
[ 123.343169] ctx_sched_out+0x8f1/0xc10
[ 123.343186] __perf_event_task_sched_out+0x6d0/0x18d0
[ 123.343197] __schedule+0xedd/0x2470
[ 123.343212] schedule+0xda/0x1b0
[ 123.343226] exit_to_user_mode_prepare+0x114/0x1a0
[ 123.343236] syscall_exit_to_user_mode+0x19/0x40
[ 123.343250] do_syscall_64+0x48/0x90
[ 123.343259] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 123.343272]
[ 123.343272] other info that might help us debug this:
[ 123.343272]
[ 123.343275] Chain exists of:
[ 123.343275] (console_sem).lock --> &rq->__lock --> &ctx->lock
[ 123.343275]
[ 123.343289] Possible unsafe locking scenario:
[ 123.343289]
[ 123.343292] CPU0 CPU1
[ 123.343294] ---- ----
[ 123.343297] lock(&ctx->lock);
[ 123.343302] lock(&rq->__lock);
[ 123.343309] lock(&ctx->lock);
[ 123.343315] lock((console_sem).lock);
[ 123.343320]
[ 123.343320] *** DEADLOCK ***
[ 123.343320]
[ 123.343322] 2 locks held by syz-executor.5/3805:
[ 123.343329] #0: ffff88806ce37e98 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x1cf/0x2470
[ 123.343359] #1: ffff88800ea36020 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_out+0x53b/0x18d0
[ 123.343385]
[ 123.343385] stack backtrace:
[ 123.343388] CPU: 0 PID: 3805 Comm: syz-executor.5 Not tainted 6.0.0-next-20221005 #1
[ 123.343401] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 123.343407] Call Trace:
[ 123.343411]
[ 123.343415] dump_stack_lvl+0x8b/0xb3
[ 123.343435] check_noncircular+0x263/0x2e0
[ 123.343452] ? format_decode+0x26c/0xb50
[ 123.343470] ? print_circular_bug+0x450/0x450
[ 123.343487] ? simple_strtoul+0x30/0x30
[ 123.343504] ? format_decode+0x26c/0xb50
[ 123.343522] ? alloc_chain_hlocks+0x1ec/0x5a0
[ 123.343540] __lock_acquire+0x2a02/0x5e70
[ 123.343562] ? lockdep_hardirqs_on_prepare+0x410/0x410
[ 123.343585] lock_acquire+0x1a2/0x530
[ 123.343602] ? down_trylock+0xe/0x70
[ 123.343620] ? lock_release+0x750/0x750
[ 123.343641] ? vprintk+0x84/0xa0
[ 123.343659] _raw_spin_lock_irqsave+0x39/0x60
[ 123.343672] ? down_trylock+0xe/0x70
[ 123.343689] down_trylock+0xe/0x70
[ 123.343706] ? vprintk+0x84/0xa0
[ 123.343723] __down_trylock_console_sem+0x3b/0xd0
[ 123.343741] vprintk_emit+0x16b/0x560
[ 123.343760] vprintk+0x84/0xa0
[ 123.343778] _printk+0xba/0xf1
[ 123.343790] ? record_print_text.cold+0x16/0x16
[ 123.343807] ? report_bug.cold+0x66/0xab
[ 123.343826] ? group_sched_out.part.0+0x2c7/0x460
[ 123.343845] report_bug.cold+0x72/0xab
[ 123.343865] handle_bug+0x3c/0x70
[ 123.343875] exc_invalid_op+0x14/0x50
[ 123.343886] asm_exc_invalid_op+0x16/0x20
[ 123.343900] RIP: 0010:group_sched_out.part.0+0x2c7/0x460
[ 123.343921] Code: 5e 41 5f e9 8b ae ef ff e8 86 ae ef ff 65 8b 1d 2b 08 ac 7e 31 ff 89 de e8 26 ab ef ff 85 db 0f 84 8a 00 00 00 e8 69 ae ef ff <0f> 0b e9 a5 fe ff ff e8 5d ae ef ff 48 8d 7d 10 48 b8 00 00 00 00
[ 123.343932] RSP: 0018:ffff88803f84fc48 EFLAGS: 00010006
[ 123.343941] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000
[ 123.343949] RDX: ffff88802021b580 RSI: ffffffff81566da7 RDI: 0000000000000005
[ 123.343957] RBP: ffff888008660000 R08: 0000000000000005 R09: 0000000000000001
[ 123.343964] R10: 0000000000000000 R11: ffffffff865b601b R12: ffff88800ea36000
[ 123.343972] R13: ffff88806ce3d2c0 R14: ffffffff8547d040 R15: 0000000000000002
[ 123.343983] ? group_sched_out.part.0+0x2c7/0x460
[ 123.344003] ? group_sched_out.part.0+0x2c7/0x460
[ 123.344023] ctx_sched_out+0x8f1/0xc10
[ 123.344043] __perf_event_task_sched_out+0x6d0/0x18d0
[ 123.344057] ? lock_is_held_type+0xd7/0x130
[ 123.344072] ? __perf_cgroup_move+0x160/0x160
[ 123.344083] ? set_next_entity+0x304/0x550
[ 123.344101] ? update_curr+0x267/0x740
[ 123.344120] ? lock_is_held_type+0xd7/0x130
[ 123.344135] __schedule+0xedd/0x2470
[ 123.344153] ? io_schedule_timeout+0x150/0x150
[ 123.344170] ? rcu_read_lock_sched_held+0x3e/0x80
[ 123.344192] schedule+0xda/0x1b0
[ 123.344208] exit_to_user_mode_prepare+0x114/0x1a0
[ 123.344220] syscall_exit_to_user_mode+0x19/0x40
[ 123.344235] do_syscall_64+0x48/0x90
[ 123.344245] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 123.344259] RIP: 0033:0x7f3fc3d13b19
[ 123.344267] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[ 123.344278] RSP: 002b:00007f3fc1289218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 123.344289] RAX: 0000000000000001 RBX: 00007f3fc3e26f68 RCX: 00007f3fc3d13b19
[ 123.344296] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f3fc3e26f6c
[ 123.344304] RBP: 00007f3fc3e26f60 R08: 000000000000000e R09: 0000000000000000
[ 123.344311] R10: 0000000000000003 R11: 0000000000000246 R12: 00007f3fc3e26f6c
[ 123.344318] R13: 00007ffc4ec6a48f R14: 00007f3fc1289300 R15: 0000000000022000
[ 123.344330]
[ 123.396202] WARNING: CPU: 0 PID: 3805 at kernel/events/core.c:2309 group_sched_out.part.0+0x2c7/0x460
[ 123.396851] Modules linked in:
[ 123.397079] CPU: 0 PID: 3805 Comm: syz-executor.5 Not tainted 6.0.0-next-20221005 #1
[ 123.397613] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 123.398174] RIP: 0010:group_sched_out.part.0+0x2c7/0x460
[ 123.398555] Code: 5e 41 5f e9 8b ae ef ff e8 86 ae ef ff 65 8b 1d 2b 08 ac 7e 31 ff 89 de e8 26 ab ef ff 85 db 0f 84 8a 00 00 00 e8 69 ae ef ff <0f> 0b e9 a5 fe ff ff e8 5d ae ef ff 48 8d 7d 10 48 b8 00 00 00 00
[ 123.399782] RSP: 0018:ffff88803f84fc48 EFLAGS: 00010006
[ 123.400164] RAX: 0000000040000002 RBX: 0000000000000000 RCX: 0000000000000000
[ 123.400656] RDX: ffff88802021b580 RSI: ffffffff81566da7 RDI: 0000000000000005
[ 123.401141] RBP: ffff888008660000 R08: 0000000000000005 R09: 0000000000000001
[ 123.401642] R10: 0000000000000000 R11: ffffffff865b601b R12: ffff88800ea36000
[ 123.402143] R13: ffff88806ce3d2c0 R14: ffffffff8547d040 R15: 0000000000000002
[ 123.402645] FS: 00007f3fc1289700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
[ 123.403205] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 123.403612] CR2: 0000560a05dbb080 CR3: 0000000009ab4000 CR4: 0000000000350ef0
[ 123.404113] Call Trace:
[ 123.404300]
[ 123.404472] ctx_sched_out+0x8f1/0xc10
[ 123.404760] __perf_event_task_sched_out+0x6d0/0x18d0
[ 123.405118] ? lock_is_held_type+0xd7/0x130
[ 123.405426] ? __perf_cgroup_move+0x160/0x160
[ 123.405755] ? set_next_entity+0x304/0x550
[ 123.406068] ? update_curr+0x267/0x740
[ 123.406356] ? lock_is_held_type+0xd7/0x130
[ 123.406670] __schedule+0xedd/0x2470
[ 123.406945] ? io_schedule_timeout+0x150/0x150
[ 123.407270] ? rcu_read_lock_sched_held+0x3e/0x80
[ 123.407618] schedule+0xda/0x1b0
[ 123.407863] exit_to_user_mode_prepare+0x114/0x1a0
[ 123.408214] syscall_exit_to_user_mode+0x19/0x40
[ 123.408590] do_syscall_64+0x48/0x90
[ 123.408903] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 123.409333] RIP: 0033:0x7f3fc3d13b19
[ 123.409645] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[ 123.411029] RSP: 002b:00007f3fc1289218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
[ 123.411543] RAX: 0000000000000001 RBX: 00007f3fc3e26f68 RCX: 00007f3fc3d13b19
[ 123.412054] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f3fc3e26f6c
[ 123.412607] RBP: 00007f3fc3e26f60 R08: 000000000000000e R09: 0000000000000000
[ 123.413188] R10: 0000000000000003 R11: 0000000000000246 R12: 00007f3fc3e26f6c
[ 123.413763] R13: 00007ffc4ec6a48f R14: 00007f3fc1289300 R15: 0000000000022000
[ 123.414278]
[ 123.414447] irq event stamp: 844
[ 123.414684] hardirqs last enabled at (843): [] exit_to_user_mode_prepare+0x109/0x1a0
[ 123.415358] hardirqs last disabled at (844): [] __schedule+0x1225/0x2470
[ 123.415928] softirqs last enabled at (592): [] __irq_exit_rcu+0x11b/0x180
[ 123.416633] softirqs last disabled at (583): [] __irq_exit_rcu+0x11b/0x180
[ 123.417349] ---[ end trace 0000000000000000 ]---
11:11:09 executing program 7:
r0 = socket$inet6(0xa, 0x3, 0x7)
getsockopt$IP6T_SO_GET_INFO(r0, 0x29, 0x40, &(0x7f0000000000)={'filter\x00'}, &(0x7f0000000080)=0x54)
11:11:09 executing program 7:
r0 = socket$inet6(0xa, 0x3, 0x7)
getsockopt$IP6T_SO_GET_INFO(r0, 0x29, 0x40, &(0x7f0000000000)={'filter\x00'}, &(0x7f0000000080)=0x54)
[ 123.715960] loop5: detected capacity change from 0 to 256
[ 123.724687] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
11:11:09 executing program 7:
r0 = socket$inet6(0xa, 0x3, 0x7)
getsockopt$IP6T_SO_GET_INFO(r0, 0x29, 0x40, &(0x7f0000000000)={'filter\x00'}, &(0x7f0000000080)=0x54)
11:11:09 executing program 7:
r0 = socket$inet6(0xa, 0x3, 0x7)
getsockopt$IP6T_SO_GET_INFO(r0, 0x29, 0x40, &(0x7f0000000000)={'filter\x00'}, &(0x7f0000000080)=0x54)
[ 124.025788] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
11:11:09 executing program 5:
perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x7}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
perf_event_open(&(0x7f0000000280)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
eventfd2(0x0, 0x80000)
pidfd_send_signal(0xffffffffffffffff, 0x57aa, 0x0, 0x0)
r0 = syz_mount_image$vfat(&(0x7f0000000240), &(0x7f00000000c0)='./file0\x00', 0x0, 0x2, &(0x7f0000001300)=[{&(0x7f0000010000)="601c6d6b646f736689254300080120000400004000f8000020004000030000000000000001", 0x25}, {0x0, 0x0, 0x10000}], 0x800010, &(0x7f0000000040)=ANY=[])
r1 = openat(r0, &(0x7f0000000180)='./file0\x00', 0x101042, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x0, 0x0)
syz_open_dev$ptys(0xc, 0x3, 0x1)
lremovexattr(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)=ANY=[@ANYBLOB])
write(r1, &(0x7f0000000080)="01", 0xffff8000)
[ 124.226522] loop5: detected capacity change from 0 to 256
[ 124.236622] hrtimer: interrupt took 18305 ns
[ 124.267631] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[ 124.552919] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
[ 128.856692] Bluetooth: hci1: Opcode 0x c03 failed: -110
[ 128.857641] Bluetooth: hci0: Opcode 0x c03 failed: -110
[ 128.920640] Bluetooth: hci3: Opcode 0x c03 failed: -110
[ 128.921158] Bluetooth: hci2: Opcode 0x c03 failed: -110
[ 128.984626] Bluetooth: hci7: Opcode 0x c03 failed: -110
[ 128.984624] Bluetooth: hci4: Opcode 0x c03 failed: -110
[ 131.100361] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1
[ 131.101707] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9
[ 131.103498] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9
[ 131.105942] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4
[ 131.107543] Bluetooth: hci2: unexpected cc 0x0c25 length: 249 > 3
[ 131.109101] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2
[ 131.111926] Bluetooth: hci2: HCI_REQ-0x0c1a
[ 133.016717] Bluetooth: hci0: Opcode 0x c03 failed: -110
[ 133.081646] Bluetooth: hci1: Opcode 0x c03 failed: -110
[ 133.144663] Bluetooth: hci2: command 0x0409 tx timeout
[ 133.208642] Bluetooth: hci7: Opcode 0x c03 failed: -110
[ 133.209418] Bluetooth: hci4: Opcode 0x c03 failed: -110
[ 133.210172] Bluetooth: hci3: Opcode 0x c03 failed: -110
VM DIAGNOSIS:
11:11:09 Registers:
info registers vcpu 0
RAX=0000000000000020 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8
RSI=ffffffff823bda91 RDI=ffffffff8765c9a0 RBP=ffffffff8765c960 RSP=ffff88803f84f690
R8 =0000000000000001 R9 =000000000000000a R10=0000000000000020 R11=0000000000000001
R12=0000000000000020 R13=ffffffff8765c960 R14=0000000000000010 R15=ffffffff823bda80
RIP=ffffffff823bdae9 RFL=00000002 [-------] CPL=0 II=0 A20=1 SMM=0 HLT=0
ES =0000 0000000000000000 00000000 00000000
CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA]
SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA]
DS =0000 0000000000000000 00000000 00000000
FS =0000 00007f3fc1289700 00000000 00000000
GS =0000 ffff88806ce00000 00000000 00000000
LDT=0000 fffffe0000000000 00000000 00000000
TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000001000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=0000560a05dbb080 CR3=0000000009ab4000 CR4=00350ef0
DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
DR6=00000000ffff0ff0 DR7=0000000000000400
EFER=0000000000000d01
FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80
FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
XMM00=00000000000000000000000000000000 XMM01=00007f3fc3dfa7c000007f3fc3dfa7c8
XMM02=00007f3fc3dfa7e000007f3fc3dfa7c0 XMM03=00007f3fc3dfa7c800007f3fc3dfa7c0
XMM04=ffffffffffffffffffffffff00000000 XMM05=00000000000000000000000000000000
XMM06=0000000000000000000000524f525245 XMM07=00000000000000000000000000000000
XMM08=000000000000000000524f5252450040 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000
info registers vcpu 1
RAX=0000000000000000 RBX=00007fc95b3e1ad0 RCX=0000000000000002 RDX=0000000000000000
RSI=00007fc95b3e1ad0 RDI=00007fc95b3f28e6 RBP=0000000000000009 RSP=00007ffc77374ea0
R8 =0000000000000000 R9 =00007fc95b3e1ad0 R10=00007fc95b3f28e6 R11=0000000000000007
R12=00007fc95b6ea510 R13=00007fc95b1df030 R14=0000000000000009 R15=00007fc95b6ea510
RIP=00007fc95b6f9ec1 RFL=00000246 [---Z-P-] CPL=3 II=0 A20=1 SMM=0 HLT=0
ES =0000 0000000000000000 00000000 00000000
CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA]
SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA]
DS =0000 0000000000000000 00000000 00000000
FS =0000 00007fc95b1e0540 00000000 00000000
GS =0000 0000000000000000 00000000 00000000
LDT=0000 fffffe0000000000 00000000 00000000
TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy
GDT= fffffe0000048000 0000007f
IDT= fffffe0000000000 00000fff
CR0=80050033 CR2=00007fc95b314570 CR3=000000000dfde000 CR4=00350ee0
DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000
DR6=00000000ffff0ff0 DR7=0000000000000400
EFER=0000000000000d01
FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80
FPR0=0000000000000000 0000 FPR1=0000000000000000 0000
FPR2=0000000000000000 0000 FPR3=0000000000000000 0000
FPR4=0000000000000000 0000 FPR5=0000000000000000 0000
FPR6=0000000000000000 0000 FPR7=0000000000000000 0000
XMM00=00ff00000000000000000000000000ff XMM01=ff00ffffffffffffffffffffffffff00
XMM02=315f315f4c53534e45504f00315f315f XMM03=00000000000000000000007600676f6c
XMM04=68747000343674726f736e6f69737265 XMM05=00000000000000000000000000000000
XMM06=00000000000000000000000000000000 XMM07=00000000000000000000000000000000
XMM08=00000000000000000000000000000000 XMM09=00000000000000000000000000000000
XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000
XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000
XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000